There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

void wxCaret::Move( ... ) PPCODE: BEGIN_OVERLOAD() MATCH_REDISP( wxPliOvl_wpoi, MovePoint ) MATCH_REDISP( wxPliOvl_n_n, MoveXY ) END_OVERLOAD( Wx::Caret::Move )